1   /**
2    * Copyright (c) 2000-2009 Liferay, Inc. All rights reserved.
3    *
4    *
5    *
6    *
7    * The contents of this file are subject to the terms of the Liferay Enterprise
8    * Subscription License ("License"). You may not use this file except in
9    * compliance with the License. You can obtain a copy of the License by
10   * contacting Liferay, Inc. See the License for the specific language governing
11   * permissions and limitations under the License, including but not limited to
12   * distribution rights of the Software.
13   *
14   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15   * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16   * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
17   * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18   * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
19   * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
20   * SOFTWARE.
21   */
22  
23  package com.liferay.portlet.wiki.service.permission;
24  
25  import com.liferay.portal.PortalException;
26  import com.liferay.portal.SystemException;
27  import com.liferay.portal.security.auth.PrincipalException;
28  import com.liferay.portal.security.permission.ActionKeys;
29  import com.liferay.portal.security.permission.PermissionChecker;
30  import com.liferay.portlet.wiki.NoSuchPageException;
31  import com.liferay.portlet.wiki.model.WikiPage;
32  import com.liferay.portlet.wiki.service.WikiPageLocalServiceUtil;
33  
34  /**
35   * <a href="WikiPagePermission.java.html"><b><i>View Source</i></b></a>
36   *
37   * @author Brian Wing Shun Chan
38   */
39  public class WikiPagePermission {
40  
41      public static void check(
42              PermissionChecker permissionChecker, long resourcePrimKey,
43              String actionId)
44          throws PortalException, SystemException {
45  
46          if (!contains(permissionChecker, resourcePrimKey, actionId)) {
47              throw new PrincipalException();
48          }
49      }
50  
51      public static void check(
52              PermissionChecker permissionChecker, long nodeId, String title,
53              String actionId)
54          throws PortalException, SystemException {
55  
56          if (!contains(permissionChecker, nodeId, title, actionId)) {
57              throw new PrincipalException();
58          }
59      }
60  
61      public static void check(
62              PermissionChecker permissionChecker, WikiPage page, String actionId)
63          throws PortalException {
64  
65          if (!contains(permissionChecker, page, actionId)) {
66              throw new PrincipalException();
67          }
68      }
69  
70      public static boolean contains(
71              PermissionChecker permissionChecker, long resourcePrimKey,
72              String actionId)
73          throws PortalException, SystemException {
74  
75          WikiPage page = WikiPageLocalServiceUtil.getPage(resourcePrimKey);
76  
77          return contains(permissionChecker, page, actionId);
78      }
79  
80      public static boolean contains(
81              PermissionChecker permissionChecker, long nodeId, String title,
82              String actionId)
83          throws PortalException, SystemException {
84  
85          try {
86              WikiPage page = WikiPageLocalServiceUtil.getPage(nodeId, title);
87  
88              return contains(permissionChecker, page, actionId);
89          }
90          catch (NoSuchPageException nspe) {
91              return WikiNodePermission.contains(
92                  permissionChecker, nodeId, ActionKeys.ADD_PAGE);
93          }
94      }
95  
96      public static boolean contains(
97          PermissionChecker permissionChecker, WikiPage page, String actionId) {
98  
99          if (permissionChecker.hasOwnerPermission(
100                 page.getCompanyId(), WikiPage.class.getName(), page.getPageId(),
101                 page.getUserId(), actionId)) {
102 
103             return true;
104         }
105 
106         return permissionChecker.hasPermission(
107             page.getGroupId(), WikiPage.class.getName(),
108             page.getResourcePrimKey(), actionId);
109     }
110 
111 }